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普通的碳素熱板表面為何兩邊都有明顯過燒跡象? |
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點評
應該是冷軋比熱軋多一道常溫軋制工序
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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